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    Alton Bay

    3900 Alton Road, Miami Beach, FL

    Alton Bay

    3900 Alton Road, Miami Beach, FL

    For Sale

    For Rent

    For Sale

    For Rent

    About

    Alton Bay

    MODERN DESIGN AND TIMELESS ELEGANCE Rising gracefully amid the turquoise waters of Biscayne Bay, Alton Bay brings the modern design of internationally acclaimed master architect Ricardo Bofill to the historic heart of Miami Beach, offering a residential enclave of luxury, convenience, and breathtaking views. Developer Mast Capital has assembled a visionary team of designers, artists, and craftsmen to create a lifestyle of quiet elegance and stunning beauty in an unrivaled location.

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    Angela Andronache

    info@angelaandronache.com

    Get exclusive availability, pricing, and floor plans for Alton Bay. Schedule a private showing today.

    Key Building Details

    Neighborhood
    Miami Beach
    Style
    Condominium

    Sales Stats

    Key averages for these properties

    Avg List Price

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    Avg List Price / Sq Ft

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    Avg Sale Price

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    *past 6 months

    Avg Sale Price / Sq Ft

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    *past 6 months

    Sales History

    Number of sold properties by month

    May 20260
    April 20260
    March 20260
    February 20260
    January 20260
    December 20250

    Available properties at Alton Bay

    No listings found

    Project Team

    Developer

    Mast Capital

    Architect

    Ricardo Bofill, Taller de Arquitectura

    Interior Design

    Ricardo Bofill, Taller de Arquitectura

    Deposit Schedule

    Step 1

    10% Reservation (now)

    Step 2

    10% Contrat (Q3 2018)

    Step 3

    10% Ground Breaking (Q4 2018)

    Step 4

    10% (Q2 2019)

    Step 5

    10% (Q3 2019)

    Step 6

    50% Closing (Q2 2020)

    Highlights

    RESIDENCE FEATURES
    10’ high ceilings in all residences
    Floor-to-ceiling energy efficient windows
    Direct elevator access to select units
    Italian-designed kitchens
    Sub-Zero® and Wolf® appliances
    High-end designer bathroom fixtures
    Frameless glass enclosed showers
    Spacious Italian-designed walk-in closets
    Assigned covered self-parking for residents and 24-hour valet for guests
    Integrated high-speed internet throughout common areas

    .

    Unrivaled & highly accessible location at the entry to Miami Beach
    BUILDING AMENITIES
    Elegant porte cochère entry to a professionally curated collection of contemporary art
    Landscaped pool terrace featuring lounge seating and sunset bay view deck
    Expansive pool & spa surrounded by lounging cabanas and poolside daybeds
    VIP access to the Beach Club at the Nobu Hotel and Eden Roc Miami Beach with cabanas, lounges, towel service and beach butlers
    Light-filled fitness center and state-of-the-art fitness equipment
    Sauna, steam and changing area
    Social lounge with gaming area, library and media room that converts to a private high-definition theater
    Chef-grade commercial kitchen with indoor seating
    Private dining room

    Affordability

    Calculate your monthly mortgage payments

    Your estimated payment: $3,172/month

    Home Price
    USD
    Down Payment
    USD
    %
    Interest Rate
    %
    Property Tax Rate
    %
    HOA /month
    USD
    Insurance /month
    USD
    Loan Type
    Principal & Interest
    $2,568
    Property Taxes
    $458
    Home Insurance
    $146

    Powered by Panda IDX · *Data used for estimated monthly cost is provided for informational purposes only. Actual rates may vary based on credit score, location, and lender. Interest rates as of March 2026.

    Location in Miami Beach

    Nearby Schools

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